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/* sound_config.h
*
* A driver for Soundcards, misc configuration parameters.
*/
/*
* Copyright (C) by Hannu Savolainen 1993-1997
*
* OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL)
* Version 2 (June 1991). See the "COPYING" file distributed with this software
* for more info.
*/
#include "local.h.master"
#include "os.h"
#include "soundvers.h"
#ifndef SND_DEFAULT_ENABLE
#define SND_DEFAULT_ENABLE 1
#endif
#ifndef MAX_REALTIME_FACTOR
#define MAX_REALTIME_FACTOR 4
#endif
/*
* Use always 64k buffer size. There is no reason to use shorter.
*/
#undef DSP_BUFFSIZE
#define DSP_BUFFSIZE (64*1024)
#ifndef DSP_BUFFCOUNT
#define DSP_BUFFCOUNT 1 /* 1 is recommended. */
#endif
#define DMA_AUTOINIT 0x10
#define FM_MONO 0x388 /* This is the I/O address used by AdLib */
#ifndef PAS_BASE
#define PAS_BASE 0x388
#endif
#if defined(SB16_DMA) && !defined(SB_DMA2)
# define SB_DMA2 SB16_DMA
#endif
#if defined(SB16MIDI_BASE) && !defined(SB_MPU_BASE)
# define SB_MPU_BASE SB16MIDI_BASE
#endif
#ifndef SB_MPU_IRQ
# define SB_MPU_IRQ SBC_IRQ
#endif
/* SEQ_MAX_QUEUE is the maximum number of sequencer events buffered by the
driver. (There is no need to alter this) */
#define SEQ_MAX_QUEUE 1024
#define SBFM_MAXINSTR (256) /* Size of the FM Instrument bank */
/* 128 instruments for general MIDI setup and 16 unassigned */
/*
* Minor numbers for the sound driver.
*
* Unfortunately Creative called the codec chip of SB as a DSP. For this
* reason the /dev/dsp is reserved for digitized audio use. There is a
* device for true DSP processors but it will be called something else.
* In v3.0 it's /dev/sndproc but this could be a temporary solution.
*/
#define SND_NDEVS 256 /* Number of supported devices */
#define SND_DEV_CTL 0 /* Control port /dev/mixer */
#define SND_DEV_SEQ 1 /* Sequencer output /dev/sequencer (FM
synthesizer and MIDI output) */
#define SND_DEV_MIDIN 2 /* Raw midi access */
#define SND_DEV_DSP 3 /* Digitized voice /dev/dsp */
#define SND_DEV_AUDIO 4 /* Sparc compatible /dev/audio */
#define SND_DEV_DSP16 5 /* Like /dev/dsp but 16 bits/sample */
#define SND_DEV_STATUS 6 /* /dev/sndstat */
#define SND_DEV_AWFM 7 /* Reserved */
#define SND_DEV_SEQ2 8 /* /dev/sequencer, level 2 interface */
#define SND_DEV_SNDPROC 9 /* /dev/sndproc for programmable devices */
#define SND_DEV_PSS SND_DEV_SNDPROC
#define DSP_DEFAULT_SPEED 8000
#define ON 1
#define OFF 0
#define MAX_AUDIO_DEV 5
#define MAX_MIXER_DEV 5
#define MAX_SYNTH_DEV 5
#define MAX_MIDI_DEV 6
#define MAX_TIMER_DEV 4
struct fileinfo {
int mode; /* Open mode */
int flags;
int dummy; /* Reference to file-flags. OS-dependent. */
};
struct address_info {
int io_base;
int irq;
int dma;
int dma2;
int always_detect; /* 1=Trust me, it's there */
char *name;
int driver_use_1; /* Driver defined field 1 */
int driver_use_2; /* Driver defined field 2 */
int *osp; /* OS specific info */
int card_subtype; /* Driver specific. Usually 0 */
void *memptr; /* Module memory chainer */
int slots[6]; /* To remember driver slot ids */
};
#define SYNTH_MAX_VOICES 32
struct voice_alloc_info {
int max_voice;
int used_voices;
int ptr; /* For device specific use */
unsigned short map[SYNTH_MAX_VOICES]; /* (ch << 8) | (note+1) */
int timestamp;
int alloc_times[SYNTH_MAX_VOICES];
};
struct channel_info {
int pgm_num;
int bender_value;
int bender_range;
unsigned char controllers[128];
};
/*
* Process wakeup reasons
*/
#define WK_NONE 0x00
#define WK_WAKEUP 0x01
#define WK_TIMEOUT 0x02
#define WK_SIGNAL 0x04
#define WK_SLEEP 0x08
#define WK_SELECT 0x10
#define WK_ABORT 0x20
#define OPEN_READ PCM_ENABLE_INPUT
#define OPEN_WRITE PCM_ENABLE_OUTPUT
#define OPEN_READWRITE (OPEN_READ|OPEN_WRITE)
#include "sound_calls.h"
#include "dev_table.h"
#ifndef DEB
#define DEB(x)
#endif
#ifndef DDB
#define DDB(x) {}
#endif
#ifndef MDB
#ifdef MODULE
#define MDB(x) x
#else
#define MDB(x)
#endif
#endif
#define TIMER_ARMED 121234
#define TIMER_NOT_ARMED 1
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